examples/VFS/skel_transparent.c

   1 /*
   2  * Skeleton VFS module.  Implements passthrough operation of all VFS
   3  * calls to disk functions.
   4  *
   5  * Copyright (C) Tim Potter, 1999-2000
   6  * Copyright (C) Alexander Bokovoy, 2002
   7  * Copyright (C) Stefan (metze) Metzmacher, 2003
   8  * Copyright (C) Jeremy Allison 2009
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 3 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  22  */
  23
  24
  25 #include "../source3/include/includes.h"
  26
  27 /* PLEASE,PLEASE READ THE VFS MODULES CHAPTER OF THE
  28    SAMBA DEVELOPERS GUIDE!!!!!!
  29  */
  30
  31 /* If you take this file as template for your module
  32  * please make sure that you remove all skel_XXX() functions you don't
  33  * want to implement!! The passthrough operations are not
  34  * neccessary in a real module.
  35  *
  36  * --metze
  37  */
  38
  39 static int skel_connect(vfs_handle_struct *handle,  const char *service, const char *user)
  40 {
  41         return SMB_VFS_NEXT_CONNECT(handle, service, user);
  42 }
  43
  44 static void skel_disconnect(vfs_handle_struct *handle)
  45 {
  46         SMB_VFS_NEXT_DISCONNECT(handle);
  47 }
  48
  49 static uint64_t skel_disk_free(vfs_handle_struct *handle,  const char *path,
  50         bool small_query, uint64_t *bsize,
  51         uint64_t *dfree, uint64_t *dsize)
  52 {
  53         return SMB_VFS_NEXT_DISK_FREE(handle, path, small_query, bsize,
  54                                          dfree, dsize);
  55 }
  56
  57 static int skel_get_quota(vfs_handle_struct *handle,  enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dq)
  58 {
  59         return SMB_VFS_NEXT_GET_QUOTA(handle, qtype, id, dq);
  60 }
  61
  62 static int skel_set_quota(vfs_handle_struct *handle,  enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dq)
  63 {
  64         return SMB_VFS_NEXT_SET_QUOTA(handle, qtype, id, dq);
  65 }
  66
  67 static int skel_get_shadow_copy_data(vfs_handle_struct *handle, files_struct *fsp, struct shadow_copy_data *shadow_copy_data, bool labels)
  68 {
  69         return SMB_VFS_NEXT_GET_SHADOW_COPY_DATA(handle, fsp, shadow_copy_data, labels);
  70 }
  71
  72 static int skel_statvfs(struct vfs_handle_struct *handle, const char *path, struct vfs_statvfs_struct *statbuf)
  73 {
  74         return SMB_VFS_NEXT_STATVFS(handle, path, statbuf);
  75 }
  76
  77 static uint32_t skel_fs_capabilities(struct vfs_handle_struct *handle, enum timestamp_set_resolution *p_ts_res)
  78 {
  79         return SMB_VFS_NEXT_FS_CAPABILITIES(handle, p_ts_res);
  80 }
  81
  82 static NTSTATUS skel_get_dfs_referrals(struct vfs_handle_struct *handle,
  83                                        struct dfs_GetDFSReferral *r)
  84 {
  85         return SMB_VFS_NEXT_GET_DFS_REFERRALS(handle, r);
  86 }
  87
  88 static DIR *skel_opendir(vfs_handle_struct *handle,  const char *fname, const char *mask, uint32 attr)
  89 {
  90         return SMB_VFS_NEXT_OPENDIR(handle, fname, mask, attr);
  91 }
  92
  93 static DIR *skel_fdopendir(vfs_handle_struct *handle, files_struct *fsp, const char *mask, uint32 attr)
  94 {
  95         return SMB_VFS_NEXT_FDOPENDIR(handle, fsp, mask, attr);
  96 }
  97
  98 static struct dirent *skel_readdir(vfs_handle_struct *handle,
  99                                        DIR *dirp,
 100                                        SMB_STRUCT_STAT *sbuf)
 101 {
 102         return SMB_VFS_NEXT_READDIR(handle, dirp, sbuf);
 103 }
 104
 105 static void skel_seekdir(vfs_handle_struct *handle,  DIR *dirp, long offset)
 106 {
 107         SMB_VFS_NEXT_SEEKDIR(handle, dirp, offset);
 108 }
 109
 110 static long skel_telldir(vfs_handle_struct *handle,  DIR *dirp)
 111 {
 112         return SMB_VFS_NEXT_TELLDIR(handle, dirp);
 113 }
 114
 115 static void skel_rewind_dir(vfs_handle_struct *handle, DIR *dirp)
 116 {
 117         SMB_VFS_NEXT_REWINDDIR(handle, dirp);
 118 }
 119
 120 static int skel_mkdir(vfs_handle_struct *handle,  const char *path, mode_t mode)
 121 {
 122         return SMB_VFS_NEXT_MKDIR(handle, path, mode);
 123 }
 124
 125 static int skel_rmdir(vfs_handle_struct *handle,  const char *path)
 126 {
 127         return SMB_VFS_NEXT_RMDIR(handle, path);
 128 }
 129
 130 static int skel_closedir(vfs_handle_struct *handle,  DIR *dir)
 131 {
 132         return SMB_VFS_NEXT_CLOSEDIR(handle, dir);
 133 }
 134
 135 static void skel_init_search_op(struct vfs_handle_struct *handle, DIR *dirp)
 136 {
 137         SMB_VFS_NEXT_INIT_SEARCH_OP(handle, dirp);
 138 }
 139
 140 static int skel_open(vfs_handle_struct *handle, struct smb_filename *smb_fname,
 141                      files_struct *fsp, int flags, mode_t mode)
 142 {
 143         return SMB_VFS_NEXT_OPEN(handle, smb_fname, fsp, flags, mode);
 144 }
 145
 146 static NTSTATUS skel_create_file(struct vfs_handle_struct *handle,
 147                                 struct smb_request *req,
 148                                 uint16_t root_dir_fid,
 149                                 struct smb_filename *smb_fname,
 150                                 uint32_t access_mask,
 151                                 uint32_t share_access,
 152                                 uint32_t create_disposition,
 153                                 uint32_t create_options,
 154                                 uint32_t file_attributes,
 155                                 uint32_t oplock_request,
 156                                 uint64_t allocation_size,
 157                                 uint32_t private_flags,
 158                                 struct security_descriptor *sd,
 159                                 struct ea_list *ea_list,
 160                                 files_struct **result,
 161                                 int *pinfo)
 162 {
 163         return SMB_VFS_NEXT_CREATE_FILE(handle,
 164                                 req,
 165                                 root_dir_fid,
 166                                 smb_fname,
 167                                 access_mask,
 168                                 share_access,
 169                                 create_disposition,
 170                                 create_options,
 171                                 file_attributes,
 172                                 oplock_request,
 173                                 allocation_size,
 174                                 private_flags,
 175                                 sd,
 176                                 ea_list,
 177                                 result,
 178                                 pinfo);
 179 }
 180
 181 static int skel_close_fn(vfs_handle_struct *handle, files_struct *fsp)
 182 {
 183         return SMB_VFS_NEXT_CLOSE(handle, fsp);
 184 }
 185
 186 static ssize_t skel_vfs_read(vfs_handle_struct *handle, files_struct *fsp, void *data, size_t n)
 187 {
 188         return SMB_VFS_NEXT_READ(handle, fsp, data, n);
 189 }
 190
 191 static ssize_t skel_pread(vfs_handle_struct *handle, files_struct *fsp, void *data, size_t n, off_t offset)
 192 {
 193         return SMB_VFS_NEXT_PREAD(handle, fsp, data, n, offset);
 194 }
 195
 196 static ssize_t skel_write(vfs_handle_struct *handle, files_struct *fsp, const void *data, size_t n)
 197 {
 198         return SMB_VFS_NEXT_WRITE(handle, fsp, data, n);
 199 }
 200
 201 static ssize_t skel_pwrite(vfs_handle_struct *handle, files_struct *fsp, const void *data, size_t n, off_t offset)
 202 {
 203         return SMB_VFS_NEXT_PWRITE(handle, fsp, data, n, offset);
 204 }
 205
 206 static off_t skel_lseek(vfs_handle_struct *handle, files_struct *fsp, off_t offset, int whence)
 207 {
 208         return SMB_VFS_NEXT_LSEEK(handle, fsp, offset, whence);
 209 }
 210
 211 static ssize_t skel_sendfile(vfs_handle_struct *handle, int tofd, files_struct *fromfsp, const DATA_BLOB *hdr, off_t offset, size_t n)
 212 {
 213         return SMB_VFS_NEXT_SENDFILE(handle, tofd, fromfsp, hdr, offset, n);
 214 }
 215
 216 static ssize_t skel_recvfile(vfs_handle_struct *handle, int fromfd, files_struct *tofsp, off_t offset, size_t n)
 217 {
 218         return SMB_VFS_NEXT_RECVFILE(handle, fromfd, tofsp, offset, n);
 219 }
 220
 221 static int skel_rename(vfs_handle_struct *handle,
 222                        const struct smb_filename *smb_fname_src,
 223                        const struct smb_filename *smb_fname_dst)
 224 {
 225         return SMB_VFS_NEXT_RENAME(handle, smb_fname_src, smb_fname_dst);
 226 }
 227
 228 static int skel_fsync(vfs_handle_struct *handle, files_struct *fsp)
 229 {
 230         return SMB_VFS_NEXT_FSYNC(handle, fsp);
 231 }
 232
 233 static int skel_stat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
 234 {
 235         return SMB_VFS_NEXT_STAT(handle, smb_fname);
 236 }
 237
 238 static int skel_fstat(vfs_handle_struct *handle, files_struct *fsp, SMB_STRUCT_STAT *sbuf)
 239 {
 240         return SMB_VFS_NEXT_FSTAT(handle, fsp, sbuf);
 241 }
 242
 243 static int skel_lstat(vfs_handle_struct *handle, struct smb_filename *smb_fname)
 244 {
 245         return SMB_VFS_NEXT_LSTAT(handle, smb_fname);
 246 }
 247
 248 static uint64_t skel_get_alloc_size(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_STAT *sbuf)
 249 {
 250         return SMB_VFS_NEXT_GET_ALLOC_SIZE(handle, fsp, sbuf);
 251 }
 252
 253 static int skel_unlink(vfs_handle_struct *handle,
 254                        const struct smb_filename *smb_fname)
 255 {
 256         return SMB_VFS_NEXT_UNLINK(handle, smb_fname);
 257 }
 258
 259 static int skel_chmod(vfs_handle_struct *handle,  const char *path, mode_t mode)
 260 {
 261         return SMB_VFS_NEXT_CHMOD(handle, path, mode);
 262 }
 263
 264 static int skel_fchmod(vfs_handle_struct *handle, files_struct *fsp, mode_t mode)
 265 {
 266         return SMB_VFS_NEXT_FCHMOD(handle, fsp, mode);
 267 }
 268
 269 static int skel_chown(vfs_handle_struct *handle,  const char *path, uid_t uid, gid_t gid)
 270 {
 271         return SMB_VFS_NEXT_CHOWN(handle, path, uid, gid);
 272 }
 273
 274 static int skel_fchown(vfs_handle_struct *handle, files_struct *fsp, uid_t uid, gid_t gid)
 275 {
 276         return SMB_VFS_NEXT_FCHOWN(handle, fsp, uid, gid);
 277 }
 278
 279 static int skel_lchown(vfs_handle_struct *handle,  const char *path, uid_t uid, gid_t gid)
 280 {
 281         return SMB_VFS_NEXT_LCHOWN(handle, path, uid, gid);
 282 }
 283
 284 static int skel_chdir(vfs_handle_struct *handle,  const char *path)
 285 {
 286         return SMB_VFS_NEXT_CHDIR(handle, path);
 287 }
 288
 289 static char *skel_getwd(vfs_handle_struct *handle)
 290 {
 291         return SMB_VFS_NEXT_GETWD(handle);
 292 }
 293
 294 static int skel_ntimes(vfs_handle_struct *handle,
 295                        const struct smb_filename *smb_fname,
 296                        struct smb_file_time *ft)
 297 {
 298         return SMB_VFS_NEXT_NTIMES(handle, smb_fname, ft);
 299 }
 300
 301 static int skel_ftruncate(vfs_handle_struct *handle, files_struct *fsp, off_t offset)
 302 {
 303         return SMB_VFS_NEXT_FTRUNCATE(handle, fsp, offset);
 304 }
 305
 306 static int skel_fallocate(vfs_handle_struct *handle, files_struct *fsp,
 307                         enum vfs_fallocate_mode mode,
 308                         off_t offset,
 309                         off_t len)
 310 {
 311         return SMB_VFS_NEXT_FALLOCATE(handle, fsp, mode, offset, len);
 312 }
 313
 314 static bool skel_lock(vfs_handle_struct *handle, files_struct *fsp, int op, off_t offset, off_t count, int type)
 315 {
 316         return SMB_VFS_NEXT_LOCK(handle, fsp, op, offset, count, type);
 317 }
 318
 319 static int skel_kernel_flock(struct vfs_handle_struct *handle, struct files_struct *fsp, uint32 share_mode, uint32 access_mask)
 320 {
 321         return SMB_VFS_NEXT_KERNEL_FLOCK(handle, fsp, share_mode, access_mask);
 322 }
 323
 324 static int skel_linux_setlease(struct vfs_handle_struct *handle, struct files_struct *fsp, int leasetype)
 325 {
 326         return SMB_VFS_NEXT_LINUX_SETLEASE(handle, fsp, leasetype);
 327 }
 328
 329 static bool skel_getlock(vfs_handle_struct *handle, files_struct *fsp, off_t *poffset, off_t *pcount, int *ptype, pid_t *ppid)
 330 {
 331         return SMB_VFS_NEXT_GETLOCK(handle, fsp, poffset, pcount, ptype, ppid);
 332 }
 333
 334 static int skel_symlink(vfs_handle_struct *handle,  const char *oldpath, const char *newpath)
 335 {
 336         return SMB_VFS_NEXT_SYMLINK(handle, oldpath, newpath);
 337 }
 338
 339 static int skel_vfs_readlink(vfs_handle_struct *handle, const char *path, char *buf, size_t bufsiz)
 340 {
 341         return SMB_VFS_NEXT_READLINK(handle, path, buf, bufsiz);
 342 }
 343
 344 static int skel_link(vfs_handle_struct *handle,  const char *oldpath, const char *newpath)
 345 {
 346         return SMB_VFS_NEXT_LINK(handle, oldpath, newpath);
 347 }
 348
 349 static int skel_mknod(vfs_handle_struct *handle,  const char *path, mode_t mode, SMB_DEV_T dev)
 350 {
 351         return SMB_VFS_NEXT_MKNOD(handle, path, mode, dev);
 352 }
 353
 354 static char *skel_realpath(vfs_handle_struct *handle,  const char *path)
 355 {
 356         return SMB_VFS_NEXT_REALPATH(handle, path);
 357 }
 358
 359 static NTSTATUS skel_notify_watch(
 360         struct vfs_handle_struct *handle,
 361         struct sys_notify_context *ctx,
 362         const char *path,
 363         uint32_t *filter,
 364         uint32_t *subdir_filter,
 365         void (*callback)(struct sys_notify_context *ctx, void *private_data,
 366                          struct notify_event *ev),
 367         void *private_data, void *handle_p)
 368 {
 369         return SMB_VFS_NEXT_NOTIFY_WATCH(handle, ctx, path,
 370                                          filter, subdir_filter, callback,
 371                 private_data, handle_p);
 372 }
 373
 374 static int skel_chflags(vfs_handle_struct *handle,  const char *path, uint flags)
 375 {
 376         return SMB_VFS_NEXT_CHFLAGS(handle, path, flags);
 377 }
 378
 379 static struct file_id skel_file_id_create(vfs_handle_struct *handle,
 380                                           const SMB_STRUCT_STAT *sbuf)
 381 {
 382         return SMB_VFS_NEXT_FILE_ID_CREATE(handle, sbuf);
 383 }
 384
 385 static NTSTATUS skel_streaminfo(struct vfs_handle_struct *handle,
 386                                 struct files_struct *fsp,
 387                                 const char *fname,
 388                                 TALLOC_CTX *mem_ctx,
 389                                 unsigned int *num_streams,
 390                                 struct stream_struct **streams)
 391 {
 392         return SMB_VFS_NEXT_STREAMINFO(handle,
 393                                         fsp,
 394                                         fname,
 395                                         mem_ctx,
 396                                         num_streams,
 397                                         streams);
 398 }
 399
 400 static int skel_get_real_filename(struct vfs_handle_struct *handle,
 401                                 const char *path,
 402                                 const char *name,
 403                                 TALLOC_CTX *mem_ctx,
 404                                 char **found_name)
 405 {
 406         return SMB_VFS_NEXT_GET_REAL_FILENAME(handle,
 407                                         path,
 408                                         name,
 409                                         mem_ctx,
 410                                         found_name);
 411 }
 412
 413 static const char *skel_connectpath(struct vfs_handle_struct *handle,
 414                                 const char *filename)
 415 {
 416         return SMB_VFS_NEXT_CONNECTPATH(handle, filename);
 417 }
 418
 419 static NTSTATUS skel_brl_lock_windows(struct vfs_handle_struct *handle,
 420                                 struct byte_range_lock *br_lck,
 421                                 struct lock_struct *plock,
 422                                 bool blocking_lock,
 423                                 struct blocking_lock_record *blr)
 424 {
 425         return SMB_VFS_NEXT_BRL_LOCK_WINDOWS(handle,
 426                                         br_lck,
 427                                         plock,
 428                                         blocking_lock,
 429                                         blr);
 430 }
 431
 432 static bool skel_brl_unlock_windows(struct vfs_handle_struct *handle,
 433                                 struct messaging_context *msg_ctx,
 434                                 struct byte_range_lock *br_lck,
 435                                 const struct lock_struct *plock)
 436 {
 437         return SMB_VFS_NEXT_BRL_UNLOCK_WINDOWS(handle,
 438                                         msg_ctx,
 439                                         br_lck,
 440                                         plock);
 441 }
 442
 443 static bool skel_brl_cancel_windows(struct vfs_handle_struct *handle,
 444                                 struct byte_range_lock *br_lck,
 445                                 struct lock_struct *plock,
 446                                 struct blocking_lock_record *blr)
 447 {
 448         return SMB_VFS_NEXT_BRL_CANCEL_WINDOWS(handle,
 449                                 br_lck,
 450                                 plock,
 451                                 blr);
 452 }
 453
 454 static bool skel_strict_lock(struct vfs_handle_struct *handle,
 455                                 struct files_struct *fsp,
 456                                 struct lock_struct *plock)
 457 {
 458         return SMB_VFS_NEXT_STRICT_LOCK(handle,
 459                                         fsp,
 460                                         plock);
 461 }
 462
 463 static void skel_strict_unlock(struct vfs_handle_struct *handle,
 464                                 struct files_struct *fsp,
 465                                 struct lock_struct *plock)
 466 {
 467         SMB_VFS_NEXT_STRICT_UNLOCK(handle,
 468                                         fsp,
 469                                         plock);
 470 }
 471
 472 static NTSTATUS skel_translate_name(struct vfs_handle_struct *handle,
 473                                 const char *mapped_name,
 474                                 enum vfs_translate_direction direction,
 475                                 TALLOC_CTX *mem_ctx,
 476                                 char **pmapped_name)
 477 {
 478         return SMB_VFS_NEXT_TRANSLATE_NAME(handle, mapped_name, direction,
 479                                            mem_ctx, pmapped_name);
 480 }
 481
 482 static NTSTATUS skel_fsctl(struct vfs_handle_struct *handle,
 483                         struct files_struct *fsp,
 484                         TALLOC_CTX *ctx,
 485                         uint32_t function,
 486                         uint16_t req_flags,  /* Needed for UNICODE ... */
 487                         const uint8_t *_in_data,
 488                         uint32_t in_len,
 489                         uint8_t **_out_data,
 490                         uint32_t max_out_len,
 491                         uint32_t *out_len)
 492 {
 493         return SMB_VFS_NEXT_FSCTL(handle,
 494                                 fsp,
 495                                 ctx,
 496                                 function,
 497                                 req_flags,
 498                                 _in_data,
 499                                 in_len,
 500                                 _out_data,
 501                                 max_out_len,
 502                                 out_len);
 503 }
 504
 505 static NTSTATUS skel_fget_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 506         uint32 security_info, struct security_descriptor **ppdesc)
 507 {
 508         return SMB_VFS_NEXT_FGET_NT_ACL(handle, fsp, security_info, ppdesc);
 509 }
 510
 511 static NTSTATUS skel_get_nt_acl(vfs_handle_struct *handle,
 512         const char *name, uint32 security_info, struct security_descriptor **ppdesc)
 513 {
 514         return SMB_VFS_NEXT_GET_NT_ACL(handle, name, security_info, ppdesc);
 515 }
 516
 517 static NTSTATUS skel_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 518         uint32 security_info_sent, const struct security_descriptor *psd)
 519 {
 520         return SMB_VFS_NEXT_FSET_NT_ACL(handle, fsp, security_info_sent, psd);
 521 }
 522
 523 static int skel_chmod_acl(vfs_handle_struct *handle,  const char *name, mode_t mode)
 524 {
 525         return SMB_VFS_NEXT_CHMOD_ACL(handle, name, mode);
 526 }
 527
 528 static int skel_fchmod_acl(vfs_handle_struct *handle, files_struct *fsp, mode_t mode)
 529 {
 530         return SMB_VFS_NEXT_FCHMOD_ACL(handle, fsp, mode);
 531 }
 532
 533 static int skel_sys_acl_get_entry(vfs_handle_struct *handle,  SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p)
 534 {
 535         return SMB_VFS_NEXT_SYS_ACL_GET_ENTRY(handle, theacl, entry_id, entry_p);
 536 }
 537
 538 static int skel_sys_acl_get_tag_type(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p)
 539 {
 540         return SMB_VFS_NEXT_SYS_ACL_GET_TAG_TYPE(handle, entry_d, tag_type_p);
 541 }
 542
 543 static int skel_sys_acl_get_permset(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p)
 544 {
 545         return SMB_VFS_NEXT_SYS_ACL_GET_PERMSET(handle, entry_d, permset_p);
 546 }
 547
 548 static void *skel_sys_acl_get_qualifier(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry_d)
 549 {
 550         return SMB_VFS_NEXT_SYS_ACL_GET_QUALIFIER(handle, entry_d);
 551 }
 552
 553 static SMB_ACL_T skel_sys_acl_get_file(vfs_handle_struct *handle,  const char *path_p, SMB_ACL_TYPE_T type)
 554 {
 555         return SMB_VFS_NEXT_SYS_ACL_GET_FILE(handle, path_p, type);
 556 }
 557
 558 static SMB_ACL_T skel_sys_acl_get_fd(vfs_handle_struct *handle, files_struct *fsp)
 559 {
 560         return SMB_VFS_NEXT_SYS_ACL_GET_FD(handle, fsp);
 561 }
 562
 563 static int skel_sys_acl_clear_perms(vfs_handle_struct *handle,  SMB_ACL_PERMSET_T permset)
 564 {
 565         return SMB_VFS_NEXT_SYS_ACL_CLEAR_PERMS(handle, permset);
 566 }
 567
 568 static int skel_sys_acl_add_perm(vfs_handle_struct *handle,  SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
 569 {
 570         return SMB_VFS_NEXT_SYS_ACL_ADD_PERM(handle, permset, perm);
 571 }
 572
 573 static char *skel_sys_acl_to_text(vfs_handle_struct *handle,  SMB_ACL_T theacl, ssize_t *plen)
 574 {
 575         return SMB_VFS_NEXT_SYS_ACL_TO_TEXT(handle, theacl, plen);
 576 }
 577
 578 static SMB_ACL_T skel_sys_acl_init(vfs_handle_struct *handle,  int count)
 579 {
 580         return SMB_VFS_NEXT_SYS_ACL_INIT(handle, count);
 581 }
 582
 583 static int skel_sys_acl_create_entry(vfs_handle_struct *handle,  SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry)
 584 {
 585         return SMB_VFS_NEXT_SYS_ACL_CREATE_ENTRY(handle, pacl, pentry);
 586 }
 587
 588 static int skel_sys_acl_set_tag_type(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype)
 589 {
 590         return SMB_VFS_NEXT_SYS_ACL_SET_TAG_TYPE(handle, entry, tagtype);
 591 }
 592
 593 static int skel_sys_acl_set_qualifier(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry, void *qual)
 594 {
 595         return SMB_VFS_NEXT_SYS_ACL_SET_QUALIFIER(handle, entry, qual);
 596 }
 597
 598 static int skel_sys_acl_set_permset(vfs_handle_struct *handle,  SMB_ACL_ENTRY_T entry, SMB_ACL_PERMSET_T permset)
 599 {
 600         return SMB_VFS_NEXT_SYS_ACL_SET_PERMSET(handle, entry, permset);
 601 }
 602
 603 static int skel_sys_acl_valid(vfs_handle_struct *handle,  SMB_ACL_T theacl )
 604 {
 605         return SMB_VFS_NEXT_SYS_ACL_VALID(handle, theacl);
 606 }
 607
 608 static int skel_sys_acl_set_file(vfs_handle_struct *handle,  const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl)
 609 {
 610         return SMB_VFS_NEXT_SYS_ACL_SET_FILE(handle, name, acltype, theacl);
 611 }
 612
 613 static int skel_sys_acl_set_fd(vfs_handle_struct *handle, files_struct *fsp, SMB_ACL_T theacl)
 614 {
 615         return SMB_VFS_NEXT_SYS_ACL_SET_FD(handle, fsp, theacl);
 616 }
 617
 618 static int skel_sys_acl_delete_def_file(vfs_handle_struct *handle,  const char *path)
 619 {
 620         return SMB_VFS_NEXT_SYS_ACL_DELETE_DEF_FILE(handle, path);
 621 }
 622
 623 static int skel_sys_acl_get_perm(vfs_handle_struct *handle,  SMB_ACL_PERMSET_T permset, SMB_ACL_PERM_T perm)
 624 {
 625         return SMB_VFS_NEXT_SYS_ACL_GET_PERM(handle, permset, perm);
 626 }
 627
 628 static int skel_sys_acl_free_text(vfs_handle_struct *handle,  char *text)
 629 {
 630         return SMB_VFS_NEXT_SYS_ACL_FREE_TEXT(handle, text);
 631 }
 632
 633 static int skel_sys_acl_free_acl(vfs_handle_struct *handle,  SMB_ACL_T posix_acl)
 634 {
 635         return SMB_VFS_NEXT_SYS_ACL_FREE_ACL(handle, posix_acl);
 636 }
 637
 638 static int skel_sys_acl_free_qualifier(vfs_handle_struct *handle,  void *qualifier, SMB_ACL_TAG_T tagtype)
 639 {
 640         return SMB_VFS_NEXT_SYS_ACL_FREE_QUALIFIER(handle, qualifier, tagtype);
 641 }
 642
 643 static ssize_t skel_getxattr(vfs_handle_struct *handle, const char *path, const char *name, void *value, size_t size)
 644 {
 645         return SMB_VFS_NEXT_GETXATTR(handle, path, name, value, size);
 646 }
 647
 648 static ssize_t skel_fgetxattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *name, void *value, size_t size)
 649 {
 650         return SMB_VFS_NEXT_FGETXATTR(handle, fsp, name, value, size);
 651 }
 652
 653 static ssize_t skel_listxattr(vfs_handle_struct *handle, const char *path, char *list, size_t size)
 654 {
 655         return SMB_VFS_NEXT_LISTXATTR(handle, path, list, size);
 656 }
 657
 658 static ssize_t skel_flistxattr(vfs_handle_struct *handle, struct files_struct *fsp, char *list, size_t size)
 659 {
 660         return SMB_VFS_NEXT_FLISTXATTR(handle, fsp, list, size);
 661 }
 662
 663 static int skel_removexattr(vfs_handle_struct *handle, const char *path, const char *name)
 664 {
 665         return SMB_VFS_NEXT_REMOVEXATTR(handle, path, name);
 666 }
 667
 668 static int skel_fremovexattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *name)
 669 {
 670         return SMB_VFS_NEXT_FREMOVEXATTR(handle, fsp, name);
 671 }
 672
 673 static int skel_setxattr(vfs_handle_struct *handle, const char *path, const char *name, const void *value, size_t size, int flags)
 674 {
 675         return SMB_VFS_NEXT_SETXATTR(handle, path, name, value, size, flags);
 676 }
 677
 678 static int skel_fsetxattr(vfs_handle_struct *handle, struct files_struct *fsp, const char *name, const void *value, size_t size, int flags)
 679 {
 680         return SMB_VFS_NEXT_FSETXATTR(handle, fsp, name, value, size, flags);
 681 }
 682
 683 static int skel_aio_read(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 684 {
 685         return SMB_VFS_NEXT_AIO_READ(handle, fsp, aiocb);
 686 }
 687
 688 static int skel_aio_write(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 689 {
 690         return SMB_VFS_NEXT_AIO_WRITE(handle, fsp, aiocb);
 691 }
 692
 693 static ssize_t skel_aio_return_fn(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 694 {
 695         return SMB_VFS_NEXT_AIO_RETURN(handle, fsp, aiocb);
 696 }
 697
 698 static int skel_aio_cancel(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 699 {
 700         return SMB_VFS_NEXT_AIO_CANCEL(handle, fsp, aiocb);
 701 }
 702
 703 static int skel_aio_error_fn(struct vfs_handle_struct *handle, struct files_struct *fsp, SMB_STRUCT_AIOCB *aiocb)
 704 {
 705         return SMB_VFS_NEXT_AIO_ERROR(handle, fsp, aiocb);
 706 }
 707
 708 static int skel_aio_fsync(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_STRUCT_AIOCB *aiocb)
 709 {
 710         return SMB_VFS_NEXT_AIO_FSYNC(handle, fsp, op, aiocb);
 711 }
 712
 713 static int skel_aio_suspend(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_AIOCB * const aiocb[], int n, const struct timespec *ts)
 714 {
 715         return SMB_VFS_NEXT_AIO_SUSPEND(handle, fsp, aiocb, n, ts);
 716 }
 717
 718 static bool skel_aio_force(struct vfs_handle_struct *handle, struct files_struct *fsp)
 719 {
 720         return SMB_VFS_NEXT_AIO_FORCE(handle, fsp);
 721 }
 722
 723 static bool skel_is_offline(struct vfs_handle_struct *handle, const struct smb_filename *fname, SMB_STRUCT_STAT *sbuf)
 724 {
 725         return SMB_VFS_NEXT_IS_OFFLINE(handle, fname, sbuf);
 726 }
 727
 728 static int skel_set_offline(struct vfs_handle_struct *handle, const struct smb_filename *fname)
 729 {
 730         return SMB_VFS_NEXT_SET_OFFLINE(handle, fname);
 731 }
 732
 733 /* VFS operations structure */
 734
 735 struct vfs_fn_pointers skel_transparent_fns = {
 736         /* Disk operations */
 737
 738         .connect_fn = skel_connect,
 739         .disconnect_fn = skel_disconnect,
 740         .disk_free_fn = skel_disk_free,
 741         .get_quota_fn = skel_get_quota,
 742         .set_quota_fn = skel_set_quota,
 743         .get_shadow_copy_data_fn = skel_get_shadow_copy_data,
 744         .statvfs_fn = skel_statvfs,
 745         .fs_capabilities_fn = skel_fs_capabilities,
 746         .get_dfs_referrals_fn = skel_get_dfs_referrals,
 747
 748         /* Directory operations */
 749
 750         .opendir_fn = skel_opendir,
 751         .fdopendir_fn = skel_fdopendir,
 752         .readdir_fn = skel_readdir,
 753         .seekdir_fn = skel_seekdir,
 754         .telldir_fn = skel_telldir,
 755         .rewind_dir_fn = skel_rewind_dir,
 756         .mkdir_fn = skel_mkdir,
 757         .rmdir_fn = skel_rmdir,
 758         .closedir_fn = skel_closedir,
 759         .init_search_op_fn = skel_init_search_op,
 760
 761         /* File operations */
 762
 763         .open_fn = skel_open,
 764         .create_file_fn = skel_create_file,
 765         .close_fn = skel_close_fn,
 766         .read_fn = skel_vfs_read,
 767         .pread_fn = skel_pread,
 768         .write_fn = skel_write,
 769         .pwrite_fn = skel_pwrite,
 770         .lseek_fn = skel_lseek,
 771         .sendfile_fn = skel_sendfile,
 772         .recvfile_fn = skel_recvfile,
 773         .rename_fn = skel_rename,
 774         .fsync_fn = skel_fsync,
 775         .stat_fn = skel_stat,
 776         .fstat_fn = skel_fstat,
 777         .lstat_fn = skel_lstat,
 778         .get_alloc_size_fn = skel_get_alloc_size,
 779         .unlink_fn = skel_unlink,
 780         .chmod_fn = skel_chmod,
 781         .fchmod_fn = skel_fchmod,
 782         .chown_fn = skel_chown,
 783         .fchown_fn = skel_fchown,
 784         .lchown_fn = skel_lchown,
 785         .chdir_fn = skel_chdir,
 786         .getwd_fn = skel_getwd,
 787         .ntimes_fn = skel_ntimes,
 788         .ftruncate_fn = skel_ftruncate,
 789         .fallocate_fn = skel_fallocate,
 790         .lock_fn = skel_lock,
 791         .kernel_flock_fn = skel_kernel_flock,
 792         .linux_setlease_fn = skel_linux_setlease,
 793         .getlock_fn = skel_getlock,
 794         .symlink_fn = skel_symlink,
 795         .readlink_fn = skel_vfs_readlink,
 796         .link_fn = skel_link,
 797         .mknod_fn = skel_mknod,
 798         .realpath_fn = skel_realpath,
 799         .notify_watch_fn = skel_notify_watch,
 800         .chflags_fn = skel_chflags,
 801         .file_id_create_fn = skel_file_id_create,
 802
 803         .streaminfo_fn = skel_streaminfo,
 804         .get_real_filename_fn = skel_get_real_filename,
 805         .connectpath_fn = skel_connectpath,
 806         .brl_lock_windows_fn = skel_brl_lock_windows,
 807         .brl_unlock_windows_fn = skel_brl_unlock_windows,
 808         .brl_cancel_windows_fn = skel_brl_cancel_windows,
 809         .strict_lock_fn = skel_strict_lock,
 810         .strict_unlock_fn = skel_strict_unlock,
 811         .translate_name_fn = skel_translate_name,
 812         .fsctl_fn = skel_fsctl,
 813
 814         /* NT ACL operations. */
 815
 816         .fget_nt_acl_fn = skel_fget_nt_acl,
 817         .get_nt_acl_fn = skel_get_nt_acl,
 818         .fset_nt_acl_fn = skel_fset_nt_acl,
 819
 820         /* POSIX ACL operations. */
 821
 822         .chmod_acl_fn = skel_chmod_acl,
 823         .fchmod_acl_fn = skel_fchmod_acl,
 824
 825         .sys_acl_get_entry_fn = skel_sys_acl_get_entry,
 826         .sys_acl_get_tag_type_fn = skel_sys_acl_get_tag_type,
 827         .sys_acl_get_permset_fn = skel_sys_acl_get_permset,
 828         .sys_acl_get_qualifier_fn = skel_sys_acl_get_qualifier,
 829         .sys_acl_get_file_fn = skel_sys_acl_get_file,
 830         .sys_acl_get_fd_fn = skel_sys_acl_get_fd,
 831         .sys_acl_clear_perms_fn = skel_sys_acl_clear_perms,
 832         .sys_acl_add_perm_fn = skel_sys_acl_add_perm,
 833         .sys_acl_to_text_fn = skel_sys_acl_to_text,
 834         .sys_acl_init_fn = skel_sys_acl_init,
 835         .sys_acl_create_entry_fn = skel_sys_acl_create_entry,
 836         .sys_acl_set_tag_type_fn = skel_sys_acl_set_tag_type,
 837         .sys_acl_set_qualifier_fn = skel_sys_acl_set_qualifier,
 838         .sys_acl_set_permset_fn = skel_sys_acl_set_permset,
 839         .sys_acl_valid_fn = skel_sys_acl_valid,
 840         .sys_acl_set_file_fn = skel_sys_acl_set_file,
 841         .sys_acl_set_fd_fn = skel_sys_acl_set_fd,
 842         .sys_acl_delete_def_file_fn = skel_sys_acl_delete_def_file,
 843         .sys_acl_get_perm_fn = skel_sys_acl_get_perm,
 844         .sys_acl_free_text_fn = skel_sys_acl_free_text,
 845         .sys_acl_free_acl_fn = skel_sys_acl_free_acl,
 846         .sys_acl_free_qualifier_fn = skel_sys_acl_free_qualifier,
 847
 848         /* EA operations. */
 849         .getxattr_fn = skel_getxattr,
 850         .fgetxattr_fn = skel_fgetxattr,
 851         .listxattr_fn = skel_listxattr,
 852         .flistxattr_fn = skel_flistxattr,
 853         .removexattr_fn = skel_removexattr,
 854         .fremovexattr_fn = skel_fremovexattr,
 855         .setxattr_fn = skel_setxattr,
 856         .fsetxattr_fn = skel_fsetxattr,
 857
 858         /* aio operations */
 859         .aio_read_fn = skel_aio_read,
 860         .aio_write_fn = skel_aio_write,
 861         .aio_return_fn = skel_aio_return_fn,
 862         .aio_cancel_fn = skel_aio_cancel,
 863         .aio_error_fn = skel_aio_error_fn,
 864         .aio_fsync_fn = skel_aio_fsync,
 865         .aio_suspend_fn = skel_aio_suspend,
 866         .aio_force_fn = skel_aio_force,
 867
 868         /* offline operations */
 869         .is_offline_fn = skel_is_offline,
 870         .set_offline_fn = skel_set_offline
 871 };
 872
 873 NTSTATUS vfs_skel_transparent_init(void)
 874 {
 875         return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "skel_transparent", &skel_transparent_fns);
 876 }